Let's get this math done. We have 418 and we're going to multiply it by 253. This is the same as taking 418 and adding it to itself 253 times.
Step 1: 0 + 418 = 418
Step 2: 418 + 418 = 836
Step 3: 836 + 418 = 1254
Step 4: 1254 + 418 = 1672
Step 5: 1672 + 418 = 2090
Step 6: 2090 + 418 = 2508
Step 7: 2508 + 418 = 2926
Step 8: 2926 + 418 = 3344
Step 9: 3344 + 418 = 3762
Step 10: 3762 + 418 = 4180
Step 11: 4180 + 418 = 4598
Step 12: 4598 + 418 = 5016
Step 13: 5016 + 418 = 5434
Step 14: 5434 + 418 = 5852
Step 15: 5852 + 418 = 6270
Step 16: 6270 + 418 = 6688
Step 17: 6688 + 418 = 7106
Step 18: 7106 + 418 = 7524
Step 19: 7524 + 418 = 7942
Step 20: 7942 + 418 = 8360
Step 21: 8360 + 418 = 8778
Step 22: 8778 + 418 = 9196
Step 23: 9196 + 418 = 9614
Step 24: 9614 + 418 = 10032
Step 25: 10032 + 418 = 10450
Step 26: 10450 + 418 = 10868
Step 27: 10868 + 418 = 11286
Step 28: 11286 + 418 = 11704
Step 29: 11704 + 418 = 12122
Step 30: 12122 + 418 = 12540
Step 31: 12540 + 418 = 12958
Step 32: 12958 + 418 = 13376
Step 33: 13376 + 418 = 13794
Step 34: 13794 + 418 = 14212
Step 35: 14212 + 418 = 14630
Step 36: 14630 + 418 = 15048
Step 37: 15048 + 418 = 15466
Step 38: 15466 + 418 = 15884
Step 39: 15884 + 418 = 16302
Step 40: 16302 + 418 = 16720
Step 41: 16720 + 418 = 17138
Step 42: 17138 + 418 = 17556
Step 43: 17556 + 418 = 17974
Step 44: 17974 + 418 = 18392
Step 45: 18392 + 418 = 18810
Step 46: 18810 + 418 = 19228
Step 47: 19228 + 418 = 19646
Step 48: 19646 + 418 = 20064
Step 49: 20064 + 418 = 20482
Step 50: 20482 + 418 = 20900
Step 51: 20900 + 418 = 21318
Step 52: 21318 + 418 = 21736
Step 53: 21736 + 418 = 22154
Step 54: 22154 + 418 = 22572
Step 55: 22572 + 418 = 22990
Step 56: 22990 + 418 = 23408
Step 57: 23408 + 418 = 23826
Step 58: 23826 + 418 = 24244
Step 59: 24244 + 418 = 24662
Step 60: 24662 + 418 = 25080
Step 61: 25080 + 418 = 25498
Step 62: 25498 + 418 = 25916
Step 63: 25916 + 418 = 26334
Step 64: 26334 + 418 = 26752
Step 65: 26752 + 418 = 27170
Step 66: 27170 + 418 = 27588
Step 67: 27588 + 418 = 28006
Step 68: 28006 + 418 = 28424
Step 69: 28424 + 418 = 28842
Step 70: 28842 + 418 = 29260
Step 71: 29260 + 418 = 29678
Step 72: 29678 + 418 = 30096
Step 73: 30096 + 418 = 30514
Step 74: 30514 + 418 = 30932
Step 75: 30932 + 418 = 31350
Step 76: 31350 + 418 = 31768
Step 77: 31768 + 418 = 32186
Step 78: 32186 + 418 = 32604
Step 79: 32604 + 418 = 33022
Step 80: 33022 + 418 = 33440
Step 81: 33440 + 418 = 33858
Step 82: 33858 + 418 = 34276
Step 83: 34276 + 418 = 34694
Step 84: 34694 + 418 = 35112
Step 85: 35112 + 418 = 35530
Step 86: 35530 + 418 = 35948
Step 87: 35948 + 418 = 36366
Step 88: 36366 + 418 = 36784
Step 89: 36784 + 418 = 37202
Step 90: 37202 + 418 = 37620
Step 91: 37620 + 418 = 38038
Step 92: 38038 + 418 = 38456
Step 93: 38456 + 418 = 38874
Step 94: 38874 + 418 = 39292
Step 95: 39292 + 418 = 39710
Step 96: 39710 + 418 = 40128
Step 97: 40128 + 418 = 40546
Step 98: 40546 + 418 = 40964
Step 99: 40964 + 418 = 41382
Step 100: 41382 + 418 = 41800
Step 101: 41800 + 418 = 42218
Step 102: 42218 + 418 = 42636
Step 103: 42636 + 418 = 43054
Step 104: 43054 + 418 = 43472
Step 105: 43472 + 418 = 43890
Step 106: 43890 + 418 = 44308
Step 107: 44308 + 418 = 44726
Step 108: 44726 + 418 = 45144
Step 109: 45144 + 418 = 45562
Step 110: 45562 + 418 = 45980
Step 111: 45980 + 418 = 46398
Step 112: 46398 + 418 = 46816
Step 113: 46816 + 418 = 47234
Step 114: 47234 + 418 = 47652
Step 115: 47652 + 418 = 48070
Step 116: 48070 + 418 = 48488
Step 117: 48488 + 418 = 48906
Step 118: 48906 + 418 = 49324
Step 119: 49324 + 418 = 49742
Step 120: 49742 + 418 = 50160
Step 121: 50160 + 418 = 50578
Step 122: 50578 + 418 = 50996
Step 123: 50996 + 418 = 51414
Step 124: 51414 + 418 = 51832
Step 125: 51832 + 418 = 52250
Step 126: 52250 + 418 = 52668
Step 127: 52668 + 418 = 53086
Step 128: 53086 + 418 = 53504
Step 129: 53504 + 418 = 53922
Step 130: 53922 + 418 = 54340
Step 131: 54340 + 418 = 54758
Step 132: 54758 + 418 = 55176
Step 133: 55176 + 418 = 55594
Step 134: 55594 + 418 = 56012
Step 135: 56012 + 418 = 56430
Step 136: 56430 + 418 = 56848
Step 137: 56848 + 418 = 57266
Step 138: 57266 + 418 = 57684
Step 139: 57684 + 418 = 58102
Step 140: 58102 + 418 = 58520
Step 141: 58520 + 418 = 58938
Step 142: 58938 + 418 = 59356
Step 143: 59356 + 418 = 59774
Step 144: 59774 + 418 = 60192
Step 145: 60192 + 418 = 60610
Step 146: 60610 + 418 = 61028
Step 147: 61028 + 418 = 61446
Step 148: 61446 + 418 = 61864
Step 149: 61864 + 418 = 62282
Step 150: 62282 + 418 = 62700
Step 151: 62700 + 418 = 63118
Step 152: 63118 + 418 = 63536
Step 153: 63536 + 418 = 63954
Step 154: 63954 + 418 = 64372
Step 155: 64372 + 418 = 64790
Step 156: 64790 + 418 = 65208
Step 157: 65208 + 418 = 65626
Step 158: 65626 + 418 = 66044
Step 159: 66044 + 418 = 66462
Step 160: 66462 + 418 = 66880
Step 161: 66880 + 418 = 67298
Step 162: 67298 + 418 = 67716
Step 163: 67716 + 418 = 68134
Step 164: 68134 + 418 = 68552
Step 165: 68552 + 418 = 68970
Step 166: 68970 + 418 = 69388
Step 167: 69388 + 418 = 69806
Step 168: 69806 + 418 = 70224
Step 169: 70224 + 418 = 70642
Step 170: 70642 + 418 = 71060
Step 171: 71060 + 418 = 71478
Step 172: 71478 + 418 = 71896
Step 173: 71896 + 418 = 72314
Step 174: 72314 + 418 = 72732
Step 175: 72732 + 418 = 73150
Step 176: 73150 + 418 = 73568
Step 177: 73568 + 418 = 73986
Step 178: 73986 + 418 = 74404
Step 179: 74404 + 418 = 74822
Step 180: 74822 + 418 = 75240
Step 181: 75240 + 418 = 75658
Step 182: 75658 + 418 = 76076
Step 183: 76076 + 418 = 76494
Step 184: 76494 + 418 = 76912
Step 185: 76912 + 418 = 77330
Step 186: 77330 + 418 = 77748
Step 187: 77748 + 418 = 78166
Step 188: 78166 + 418 = 78584
Step 189: 78584 + 418 = 79002
Step 190: 79002 + 418 = 79420
Step 191: 79420 + 418 = 79838
Step 192: 79838 + 418 = 80256
Step 193: 80256 + 418 = 80674
Step 194: 80674 + 418 = 81092
Step 195: 81092 + 418 = 81510
Step 196: 81510 + 418 = 81928
Step 197: 81928 + 418 = 82346
Step 198: 82346 + 418 = 82764
Step 199: 82764 + 418 = 83182
Step 200: 83182 + 418 = 83600
Step 201: 83600 + 418 = 84018
Step 202: 84018 + 418 = 84436
Step 203: 84436 + 418 = 84854
Step 204: 84854 + 418 = 85272
Step 205: 85272 + 418 = 85690
Step 206: 85690 + 418 = 86108
Step 207: 86108 + 418 = 86526
Step 208: 86526 + 418 = 86944
Step 209: 86944 + 418 = 87362
Step 210: 87362 + 418 = 87780
Step 211: 87780 + 418 = 88198
Step 212: 88198 + 418 = 88616
Step 213: 88616 + 418 = 89034
Step 214: 89034 + 418 = 89452
Step 215: 89452 + 418 = 89870
Step 216: 89870 + 418 = 90288
Step 217: 90288 + 418 = 90706
Step 218: 90706 + 418 = 91124
Step 219: 91124 + 418 = 91542
Step 220: 91542 + 418 = 91960
Step 221: 91960 + 418 = 92378
Step 222: 92378 + 418 = 92796
Step 223: 92796 + 418 = 93214
Step 224: 93214 + 418 = 93632
Step 225: 93632 + 418 = 94050
Step 226: 94050 + 418 = 94468
Step 227: 94468 + 418 = 94886
Step 228: 94886 + 418 = 95304
Step 229: 95304 + 418 = 95722
Step 230: 95722 + 418 = 96140
Step 231: 96140 + 418 = 96558
Step 232: 96558 + 418 = 96976
Step 233: 96976 + 418 = 97394
Step 234: 97394 + 418 = 97812
Step 235: 97812 + 418 = 98230
Step 236: 98230 + 418 = 98648
Step 237: 98648 + 418 = 99066
Step 238: 99066 + 418 = 99484
Step 239: 99484 + 418 = 99902
Step 240: 99902 + 418 = 100320
Step 241: 100320 + 418 = 100738
Step 242: 100738 + 418 = 101156
Step 243: 101156 + 418 = 101574
Step 244: 101574 + 418 = 101992
Step 245: 101992 + 418 = 102410
Step 246: 102410 + 418 = 102828
Step 247: 102828 + 418 = 103246
Step 248: 103246 + 418 = 103664
Step 249: 103664 + 418 = 104082
Step 250: 104082 + 418 = 104500
Step 251: 104500 + 418 = 104918
Step 252: 104918 + 418 = 105336
Step 253: 105336 + 418 = 105754

So, 418*253 = 105754